Portion of a shoe upper



FIG. 1 is a perspective view of a portion of a shoe upper showing my new design;

FIG. 2 is a side elevational view of one side thereof;

FIG. 3 is a side elevational view of the other side thereof;

FIG. 4 is a rear view thereof; and,

FIG. 5 is a top view thereof.

The uneven broken lines immediately adjacent to the shaded area represent the bounds of the claimed design. The uneven broken line showing of the narrow rectangular elements within the shaded area, and the uneven broken line showing of the remainder of the shoe are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a portion of a shoe upper, as shown and described. 